38772522 has 24 divisors (see below), whose sum is σ = 86279076. Its totient is φ = 12574656.

The previous prime is 38772493. The next prime is 38772523. The reversal of 38772522 is 22527783.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 35390601 + 3381921 = 5949^2 + 1839^2 .

It is not an unprimeable number, because it can be changed into a prime (38772523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28443 + ... + 29774.

Almost surely, 2^38772522 is an apocalyptic number.

38772522 is an abundant number, since it is smaller than the sum of its proper divisors (47506554).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38772522 is a wasteful number, since it uses less digits than its factorization.

38772522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58262 (or 58259 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 38772522 is about 6226.7585467882. The cubic root of 38772522 is about 338.4605197495.

The spelling of 38772522 in words is "thirty-eight million, seven hundred seventy-two thousand, five hundred twenty-two".